Computer keyboard



FIG. 1 is a perspective view from the front-left-top side of a computer keyboard showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG, 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a view similar to FIG. 3 further showing environment of use of the computer keyboard. The broken lines in FIG. 8 are environmental only and form no part of the claimed design. 

The ornamental design for a computer keyboard, as shown and described. 